Update docs

Author: thewebartisan7

examples/src/pages/index.html

@@ -15,7 +15,7 @@ <h1 class="display-1 fw-bold mb-4">Build the web with PostHTML</h1>
       </div>
 
       <p class="text-muted">
-        Currently <strong>v1.0.0-beta.2</strong>
+        Currently <strong>v1.0.0-beta.4</strong>
         <span class="px-1">·</span>
         <a href="#" class="link-secondary" data-bs-toggle="modal" data-bs-target="#modalWithComponents">Changelog</a>
       </p>